Nose anatomy, 19th-century illustration. Sagittal section through the nose and surrounding structures, showing the anatomy of the nasal cavity and the olfactory nerve. Structures labelled here include the frontal lobe of the brain, the sphenoid sinus, the nasopalatine nerve, the Eustachian tubes, the pharynx, the palate, the olfactory nerve, the internal nasal nerve, and the branches of the olfactory nerve inside the nose. The labels are in French. Published in 'La Vie Normale et la Sante' (Normal Life and Health, Paris, 1881) by Dr Jules Rengade.